org.apache.activemq.broker.region.policy.VMPendingSubscriberMessageStoragePolicy Maven / Gradle / Ivy

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/**
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.apache.activemq.broker.region.policy;

import org.apache.activemq.broker.Broker;
import org.apache.activemq.broker.region.Subscription;
import org.apache.activemq.broker.region.cursors.AbstractPendingMessageCursor;
import org.apache.activemq.broker.region.cursors.PendingMessageCursor;
import org.apache.activemq.broker.region.cursors.VMPendingMessageCursor;

/**
 * Creates a VMPendingMessageCursor *
 * 
 * @org.apache.xbean.XBean element="vmCursor" description="Pending messages held
 *                         in the JVM"
 * 
 * 
 */
public class VMPendingSubscriberMessageStoragePolicy implements PendingSubscriberMessageStoragePolicy {

    /**
     * @param broker
     * @param name
     * @param maxBatchSize
     * @return a Cursor
     * @see org.apache.activemq.broker.region.policy.PendingSubscriberMessageStoragePolicy#getSubscriberPendingMessageCursor(java.lang.String,
     *      org.apache.activemq.kaha.Store, int)
     */
    public PendingMessageCursor getSubscriberPendingMessageCursor(Broker broker,String name,int maxBatchSize,Subscription subs) {
        return new VMPendingMessageCursor(AbstractPendingMessageCursor.isPrioritizedMessageSubscriber(broker, subs));
    }
}